23321330023021 has 8 divisors (see below), whose sum is σ = 23583487730040. Its totient is φ = 23059174989312.

The previous prime is 23321330022983. The next prime is 23321330023037. The reversal of 23321330023021 is 12032003312332.

It can be written as a sum of positive squares in 4 ways, for example, as 12657585062500 + 10663744960521 = 3557750^2 + 3265539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23321330023021 - 2¹⁵ = 23321329990253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23321330023081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20692951 + ... + 21790843.

It is an arithmetic number, because the mean of its divisors is an integer number (2947935966255).

Almost surely, 2^{23321330023021} is an apocalyptic number.

It is an amenable number.

23321330023021 is a deficient number, since it is larger than the sum of its proper divisors (262157707019).

23321330023021 is a wasteful number, since it uses less digits than its factorization.

23321330023021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336655.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 23321330023021 its reverse (12032003312332), we get a palindrome (35353333335353).

The spelling of 23321330023021 in words is "twenty-three trillion, three hundred twenty-one billion, three hundred thirty million, twenty-three thousand, twenty-one".